pylvgl smart screen theme resources — 2026-11-06

Contains seven themes and shared protocols, with reference documentation.
The standalone theme pack does not contain the host EXE or device firmware.
Extract to a separate directory and back up existing themes before updating.
Preserve themes/<slug> identifiers and paths. See themes/README.md and
 docs/user/theme-development.md for the matching application's import workflow.

主题资源包包含七套主题、共享协议及配套参考文档，不含上位机 EXE 或固件。
先解压到独立目录并备份已有主题，保留 themes/<slug> 标识与路径。
按配套版本文档操作；本资源更新不代表固件版本升级或实机兼容性验证。
